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The Thermolite Fleece Liner is the warmest of Sea to Summit's Reactor series and can be used to extend the warmth of your sleeping bag or can also double as a stand-alone summer bag. The Thermolite Fleece is incredibly warm for its weight and we have given this fabric a brushed finish for extra comfort.
- The quarter zip makes it easier to get in and out of, and the paneled hood can be drawn in when maximum warmth is required
- Smaller and warmer than other fleece liners
- Technical mummy shape with one handed, easy to operate draw string hood
- Quarter zip makes it easy to get in and out
- Can be used as a stand-alone sleeping bag in warmer temperatures